Seth Tuwiner, M.D.
NPI 1942497235 · Neurology Physician · Leesburg, VA
Enrolled with Medicare as Practitioner - Neurology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Seth Tuwiner, M.D. is a Neurology Physician provider in Leesburg, VA (NPI 1942497235).
Provider details
- NPI number
- 1942497235
- Entity type
- Individual
- Primary specialty
- Neurology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 0101238848 (VA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
483 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 244 | $87 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 153 | $121 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More99204 | 43 | $157 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 28 | $126 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 15 | $108 |
Typical Medicare-allowed amounts for these services range $87–$157 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 31 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Gabapentin | 81 | 17 |
| Donepezil Hcl | 79 | 25 |
| Carbidopa/Levodopabrand: Carbidopa-Levodopa | 77 | 21 |
| Clonazepam | 54 | 11 |
| Levetiracetam | 49 | 12 |
| Clopidogrel Bisulfatebrand: Clopidogrel | 46 | 14 |
| Sertraline Hcl | 40 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$341 across 23 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-10-01
- Last updated
- 2024-02-20
- Certified
- 2024-02-20
Frequently asked questions
- What is Seth Tuwiner's NPI number?
- Seth Tuwiner's National Provider Identifier (NPI) is 1942497235, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Seth Tuwiner's specialty?
- Seth Tuwiner is listed in the NPPES registry with a primary specialty of Neurology Physician (Allopathic & Osteopathic Physicians).
- Where is Seth Tuwiner located?
- Seth Tuwiner's practice location on file with NPPES is 19490 Sandridge Way, Suite 260, Leesburg, VA 20176-8425.
- What is Seth Tuwiner's phone number?
- The practice phone number listed in the NPPES registry for Seth Tuwiner is (703) 293-5244.
- Does Seth Tuwiner accept Medicare?
- Seth Tuwiner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Seth Tuwiner's NPI active?
- Yes — Seth Tuwiner's NPI (1942497235) is active in the NPPES registry as of the last update on 2024-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.